A woman, a survivor of a failed murder attempt by a person dubbed “The Half-Moon Killer” by the police, and her husband must find the connecting thread between herself, six other women, and the killer before the killer strikes at her again.

In Dublin, a young woman is brutally murdered in her home by a maniac that throws acid in her face and then slits her throat with a razor. Her mangled body is later discovered in the boot of a limousine owned by the Swiss Ambassador Sobiesky. The Amb…

In Italy, the American writer Sam Dalmas (Tony Musante) witnesses an attempt of murder of the owner of an art gallery, a couple of days before his foreseen return to the United States of America. He decides to stay with his girlfriend Julia (Suzy Ken…